Evaluate f(19) for f(x) = x0.

A. 19
B. 0
C. 1
D. 10
E. none of these


Answer: C

Mathematics

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Change 4 to a percent. 

A. 400% B. 0.04% C. 40% D. 0.4% E. none of these

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Find the inverse of the function.f(x) = 6x3 + 5

A. f-1(x) =  - 5  
B. Not a one-to-one function
C. f-1(x) = 
D. f-1(x) = 

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Use the change-of-base formula to find the logarithm. Round your answer to four decimal places.  log5 19.35

A. 3.8700 B. 1.8408 C. 1.2867 D. 0.5432

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Write the complex number in the form a + bi.3(cos 60° + i sin 60°)

A.  + i
B.  + i
C.  + i
D.  + i

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